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Ubuntu Security Notice USN-2100-1
February 06, 2014
pidgin vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 13.10
- Ubuntu 12.10
- Ubuntu 12.04 LTS
Summary:
Several security issues were fixed in Pidgin.
Software Description:
- pidgin: graphical multi-protocol instant messaging client for X
Details:
Thijs Alkemade and Robert Vehse discovered that Pidgin incorrectly handled
the Yahoo! protocol. A remote attacker could use this issue to cause
Pidgin to crash, resulting in a denial of service. (CVE-2012-6152)
Jaime Breva Ribes discovered that Pidgin incorrectly handled the XMPP
protocol. A remote attacker could use this issue to cause Pidgin to crash,
resulting in a denial of service. (CVE-2013-6477)
It was discovered that Pidgin incorrecly handled long URLs. A remote
attacker could use this issue to cause Pidgin to crash, resulting in a
denial of service. (CVE-2013-6478)
Jacob Appelbaum discovered that Pidgin incorrectly handled certain HTTP
responses. A malicious remote server or a man in the middle could use this
issue to cause Pidgin to crash, resulting in a denial of service.
(CVE-2013-6479)
Daniel Atallah discovered that Pidgin incorrectly handled the Yahoo!
protocol. A remote attacker could use this issue to cause Pidgin to crash,
resulting in a denial of service. (CVE-2013-6481)
Fabian Yamaguchi and Christian Wressnegger discovered that Pidgin
incorrectly handled the MSN protocol. A remote attacker could use this
issue to cause Pidgin to crash, resulting in a denial of service.
(CVE-2013-6482)
Fabian Yamaguchi and Christian Wressnegger discovered that Pidgin
incorrectly handled XMPP iq replies. A remote attacker could use this
issue to spoof messages. (CVE-2013-6483)
It was discovered that Pidgin incorrectly handled STUN server responses. A
remote attacker could use this issue to cause Pidgin to crash, resulting in
a denial of service. (CVE-2013-6484)
Matt Jones discovered that Pidgin incorrectly handled certain chunked HTTP
responses. A malicious remote server or a man in the middle could use this
issue to cause Pidgin to crash, resulting in a denial of service, or
possibly execute arbitrary code. (CVE-2013-6485)
Yves Younan and Ryan Pentney discovered that Pidgin incorrectly handled
certain Gadu-Gadu HTTP messages. A malicious remote server or a man in the
middle could use this issue to cause Pidgin to crash, resulting in a denial
of service, or possibly execute arbitrary code. (CVE-2013-6487)
Yves Younan and Pawel Janic discovered that Pidgin incorrectly handled MXit
emoticons. A remote attacker could use this issue to cause Pidgin to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2013-6489)
Yves Younan discovered that Pidgin incorrectly handled SIMPLE headers. A
remote attacker could use this issue to cause Pidgin to crash, resulting in
a denial of service, or possibly execute arbitrary code. (CVE-2013-6490)
Daniel Atallah discovered that Pidgin incorrectly handled IRC argument
parsing. A malicious remote server or a man in the middle could use this
issue to cause Pidgin to crash, resulting in a denial of service.
(CVE-2014-0020)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 13.10:
libpurple0 1:2.10.7-0ubuntu4.1.13.10.1
pidgin 1:2.10.7-0ubuntu4.1.13.10.1
Ubuntu 12.10:
libpurple0 1:2.10.6-0ubuntu2.3
pidgin 1:2.10.6-0ubuntu2.3
Ubuntu 12.04 LTS:
libpurple0 1:2.10.3-0ubuntu1.4
pidgin 1:2.10.3-0ubuntu1.4
After a standard system update you need to restart Pidgin to make all the
necessary changes.
References:
http://www.ubuntu.com/usn/usn-2100-1
CVE-2012-6152, CVE-2013-6477, CVE-2013-6478, CVE-2013-6479,
CVE-2013-6481, CVE-2013-6482, CVE-2013-6483, CVE-2013-6484,
CVE-2013-6485, CVE-2013-6487, CVE-2013-6489, CVE-2013-6490,
CVE-2014-0020
Package Information:
https://launchpad.net/ubuntu/+source/pidgin/1:2.10.7-0ubuntu4.1.13.10.1
https://launchpad.net/ubuntu/+source/pidgin/1:2.10.6-0ubuntu2.3
https://launchpad.net/ubuntu/+source/pidgin/1:2.10.3-0ubuntu1.4